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-rw-r--r--test/CodeGen/X86/2010-02-23-DAGCombineBug.ll18
1 files changed, 18 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2010-02-23-DAGCombineBug.ll b/test/CodeGen/X86/2010-02-23-DAGCombineBug.ll
new file mode 100644
index 0000000000..6a58e9e551
--- /dev/null
+++ b/test/CodeGen/X86/2010-02-23-DAGCombineBug.ll
@@ -0,0 +1,18 @@
+; RUN: llc < %s -march=x86 | FileCheck %s
+
+define i32* @t() nounwind optsize ssp {
+entry:
+; CHECK: t:
+; CHECK: testl %eax, %eax
+; CHECK: js
+ %cmp = icmp slt i32 undef, 0 ; <i1> [#uses=1]
+ %outsearch.0 = select i1 %cmp, i1 false, i1 true ; <i1> [#uses=1]
+ br i1 %outsearch.0, label %if.then27, label %if.else29
+
+if.then27: ; preds = %entry
+ ret i32* undef
+
+if.else29: ; preds = %entry
+ unreachable
+}
+